TY - JOUR AU - Pérez González, Pablo Guillermo AU - Esquej Alonso, María del Pilar AU - Domínguez Sánchez, Helena AU - Espino, Néstor PY - 2015 DO - 10.1088/2041-8205/798/1/L4 SN - 2041-8205 UR - https://hdl.handle.net/20.500.14352/33793 T2 - Astrophysical journal letters AB - We explore the stellar initial mass function (IMF) of a sample of 49 massive quiescent galaxies (MQGs) at 0.9 < z < 1.5. We base our analysis on intermediate resolution spectro-photometric data in the GOODS-N field taken in the near-infrared and... LA - eng PB - IOP Publishing KW - Early-type galaxies KW - Extragalactic legacy survey KW - Near-infrared spectroscopy KW - To-fir analysis KW - Quiescent galaxies KW - Population synthesis KW - Spitzer/IRAC sources KW - Systematic variation KW - Line indexes KW - Absorption TI - The stellar initial mass function at 0.9 < z < 1.5 TY - journal article VL - 798 ER -